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6V Nimh Button Cell 250H Nickel Metal Hydride Rechargeable Batteries

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6V Nimh Button Cell 250H Nickel Metal Hydride Rechargeable Batteries

Country/Region	china
City & Province	guangzhou
Categories	Nickel

Product Details

6V Nimh Button Cell 250H Nickel Metal Hydride Rechargeable Batteries

1. CELL AND TYPE

1) Cell : Sealed Ni-MH Button Cell
2) Type : Button type
3) Size type : 6.0V

2. RATINGS

1) Nominal voltage   : 6.0V
2) Nominal capacity : 330mAh
3) Typical weight    : 68g
4) Standard charge   : 33mA×14hours
5) Rapid charge     : 66mA×6hours

Trickle current   : 9.9mA
6) Discharge cut-off voltage: 5.0V
7) Temperature range for operation (Humidity: Max.85%)
      Standard charge       0 ~ +45℃
      Rapid charge       +10 ~ +45℃
      Trickle charge        0 ~ +45℃
      Discharge          -10 ~ +45℃
8)   Temperature range for storage    (Humidity: Max.85%)
     Within 2 years         -20 ~ +35℃
     Within 6 months        -20 ~ +45℃
     Within a month         -20 ~ +45℃
     Within a week          -20 ~ +55℃

3. TEST METHOD & PERFORMANCE

Test	Unit	Specification	Conditions	Remarks
Capacity	mAh	≥330	Standard Charge/discharge	Up to 3 cycles Are allowed
Open Circuit Voltage (OCV)	Voltage (V)	≥6.5	After 1 hour standard Charge
Internal Impedance	mΩ/cell	≤800	Upon fully charge (1KHz)
High rate Discharge (165 mA)	Minute	≥60	Standard charge Before discharge
Discharge Current	mA	165	Maximum continuous Discharge current
Over charge		No leakage Not explosion	9.9mA charge one year
Charge Retention	mAh	264	Standard charge; Storage: 28 days; Standard discharge
Cycle Life	Cycle	≥400	IEC/CEI61951-2:2001. 4.4
Leakage		No leakage nor Deformation	Fully charge at 33mA, Stand 14 days

Note 2 IEC/CEI61951-2:2001. 4.4 cycle life

Cycle number	Charge	Stand in charged Condition	Discharge
1	33mA for 16h	None	82.5mA for 2h20min
2-48	82.5mA for 3h10min	None	82.5mA for 2h20min
49	82.5mA for 3h10min	None	82.5mA to 1.0V/cell
50	33mA for 16h	1h to 4h	66mA to 1.0V/cell
1.Befor the endurance in cycles test, the cell shall be discharged at 66mA to a final voltage of 1.0V/cell. 2.The following endurance test shall then be carried out, in an ambient temperature of 20℃±5℃.